Test your AI Agents with the all-new Agent to Agent Testing Platform.Learn More
How to use findHostInstanceWithWarning method in Playwright Internal
Best JavaScript code snippet using playwright-internal
ReactNativeRenderer.js
Source:ReactNativeRenderer.js 
...58 return componentOrHandle.canonical._nativeTag;59 }60 let hostInstance;61 if (__DEV__) {62 hostInstance = findHostInstanceWithWarning(63 componentOrHandle,64 'findNodeHandle',65 );66 } else {67 hostInstance = findHostInstance(componentOrHandle);68 }69 if (hostInstance == null) {70 return hostInstance;71 }72 if ((hostInstance: any).canonical) {73 // Fabric74 return (hostInstance: any).canonical._nativeTag;75 }76 return hostInstance._nativeTag;...
ReactFabric.js
Source:ReactFabric.js
...54 return componentOrHandle.canonical._nativeTag;55 }56 let hostInstance;57 if (__DEV__) {58 hostInstance = findHostInstanceWithWarning(59 componentOrHandle,60 'findNodeHandle',61 );62 } else {63 hostInstance = findHostInstance(componentOrHandle);64 }65 if (hostInstance == null) {66 return hostInstance;67 }68 // TODO: the code is right but the types here are wrong.69 // https://github.com/facebook/react/pull/1286370 if ((hostInstance: any).canonical) {71 // Fabric72 return (hostInstance: any).canonical._nativeTag;...
Using AI Code Generation
1const { findHostInstanceWithWarning } = require('playwright/lib/server/dom.js');2const { chromium } = require('playwright');3(async () => {4 const browser = await chromium.launch();5 const context = await browser.newContext();6 const page = await context.newPage();7 const handle = await page.$('input[name="q"]');8 const host = findHostInstanceWithWarning(handle);9 console.log(host);10 await browser.close();11})();12{ _client: [CDPSession], _page: [Page], _guid: 'page-1', _initializer: [Object] }
Using AI Code Generation
1const { findHostInstanceWithWarning } = require('playwright/lib/server/dom');2const { chromium } = require('playwright');3(async () => {4 const browser = await chromium.launch({ headless: false });5 const context = await browser.newContext();6 const page = await context.newPage();7 const googleLogo = await page.$('img');8 const googleLogoHandle = await googleLogo.evaluateHandle((node) => node);9 const internalHandle = findHostInstanceWithWarning(googleLogoHandle);10 console.log(internalHandle);11 await browser.close();12})();13const { findHostInstanceWithWarning } = require('playwright/lib/server/dom');14const { chromium } = require('playwright');15(async () => {16 const browser = await chromium.launch({ headless: false });17 const context = await browser.newContext();18 const page = await context.newPage();19 const googleLogo = await page.$('img');20 const googleLogoHandle = await googleLogo.evaluateHandle((node) => node);21 const internalHandle = findHostInstanceWithWarning(googleLogoHandle);22 const boundingBox = await internalHandle.boundingBox();23 console.log(boundingBox);24 await browser.close();25})();26{27}28const { findHostInstanceWithWarning } = require('playwright/lib/server/dom');29const { chromium } = require('
Using AI Code Generation
1const { findHostInstanceWithWarning } = require('playwright/lib/server/browserContext.js');2const { findHostInstanceWithWarning } = require('playwright/lib/server/browserContext.js');3const { findHostInstanceWithWarning } = require('playwright/lib/server/browserContext.js');4const { findHostInstanceWithWarning } = require('playwright/lib/server/browserContext.js');5const { findHostInstanceWithWarning } = require('playwright/lib/server/browserContext.js');6const { findHostInstanceWithWarning } = require('playwright/lib/server/browserContext.js');7const { findHostInstanceWithWarning } = require('playwright/lib/server/browserContext.js');8const { findHostInstanceWithWarning } = require('playwright/lib/server/browserContext.js');9const { findHostInstanceWithWarning } = require('playwright/lib/server/browserContext.js');10const { findHostInstanceWithWarning } = require('playwright/lib/server/browserContext.js');11const { findHostInstanceWithWarning } = require('playwright/lib/server/browserContext.js');12const { findHostInstanceWithWarning } = require('playwright/lib/server/browserContext.js');13const { findHostInstanceWithWarning } = require('playwright/lib/server/browserContext.js');14const { findHostInstanceWithWarning } = require('playwright/lib/server/browserContext.js');15const { findHostInstanceWithWarning
Using AI Code Generation
1const { findHostInstanceWithWarning } = require('playwright-core/lib/server/inspector/inspector');2const { findHostInstanceWithWarning } = require('playwright-core/lib/server/inspector/inspector');3const { findHostInstanceWithWarning } = require('playwright-core/lib/server/inspector/inspector');4const { findHostInstanceWithWarning } = require('playwright-core/lib/server/inspector/inspector');5const { findHostInstanceWithWarning } = require('playwright-core/lib/server/inspector/inspector');6const { findHostInstanceWithWarning } = require('playwright-core/lib/server/inspector/inspector');7const { findHostInstanceWithWarning } = require('playwright-core/lib/server/inspector/inspector');8const { findHostInstanceWithWarning } = require('playwright-core/lib/server/inspector/inspector');9const { findHostInstanceWithWarning } = require('playwright-core/lib/server/inspector/inspector');10const { findHostInstanceWithWarning } = require('playwright-core/lib/server/inspector/inspector');11const { findHostInstanceWithWarning } = require('playwright-core/lib/server/inspector/inspector');12const { findHostInstanceWithWarning } = require('playwright-core/lib/server/inspector/inspector');13const { findHostInstanceWithWarning } = require('playwright-core/lib/server/inspector/inspector');
Using AI Code Generation
1const { findHostInstanceWithWarning } = require('playwright/lib/server/browserContext');2const { chromium } = require('playwright');3const { test } = require('@playwright/test');4test('test', async ({ page }) => {5 const browserContext = page.context();6 const frame = page.mainFrame();7 const handle = await frame.$('text=Get started');8 const host = findHostInstanceWithWarning(handle, browserContext);9 console.log(host);10});
Using AI Code Generation
1const { findHostInstanceWithWarning } = require("playwright/lib/server/browserContext");2const page = await context.newPage();3const host = findHostInstanceWithWarning(page);4console.log(host);5const { findHostInstanceWithWarning } = require("playwright/lib/server/browserContext");6const page = await context.newPage();7const host = findHostInstanceWithWarning(page);8console.log(host.browser);9const { findHostInstanceWithWarning } = require("playwright/lib/server/browserContext");10const page = await context.newPage();11const host = findHostInstanceWithWarning(page);12const browser = host.browser;13console.log(browser);14const { findHostInstanceWithWarning } = require("playwright/lib/server/browserContext");15const page = await context.newPage();16const host = findHostInstanceWithWarning(page);17const browser = host.browser;18console.log(browser);19const { findHostInstanceWithWarning } = require("playwright/lib/server/browserContext");20const page = await context.newPage();21const host = findHostInstanceWithWarning(page);22const browser = host.browser;23console.log(browser);24const { findHostInstance
Using AI Code Generation
1const { findHostInstanceWithWarning } = require('playwright');2const { chromium } = require('playwright');3const { expect } = require('chai');4const { test, suite } = require('mocha');5suite('Playwright Internal Test', function() {6 test('Playwright Internal Test', async function() {7 const browser = await chromium.launch();8 const context = await browser.newContext();9 const page = await context.newPage();10 const element = await page.$('h1');11 const hostInstance = findHostInstanceWithWarning(element, 'h1');12 await page.screenshot({ path: `example.png` });13 await browser.close();14 });15});16 at findHostInstanceWithWarning (C:\Users\user\playwright\node_modules\playwright\lib\server\dom.js:1:1)17 at Object.<anonymous> (C:\Users\user\playwright\test.js:15:1)18 at Module._compile (internal/modules/cjs/loader.js:1137:30)19 at Object.Module._extensions..js (internal/modules/cjs/loader.js:1157:10)20 at Module.load (internal/modules/cjs/loader.js:985:32)21 at Function.Module._load (internal/modules/cjs/loader.js:878:14)22 at Function.executeUserEntryPoint [as runMain] (internal/modules/run_main.js:71:12)
Using AI Code Generation
1const { findHostInstanceWithWarning } = require('playwright/lib/server/dom.js');2const { getPlaywright } = require('playwright/lib/server/playwright.js');3const playwright = getPlaywright('chromium');4(async () => {5 const browser = await playwright.launch();6 const context = await browser.newContext();7 const page = await context.newPage();8 const searchInput = await page.$('input[name="q"]');9 const hostInstance = findHostInstanceWithWarning(searchInput);10 console.log(hostInstance.value);11 await browser.close();12})();
Playwright tutorial
LambdaTest’s Playwright tutorial will give you a broader idea about the Playwright automation framework, its unique features, and use cases with examples to exceed your understanding of Playwright testing. This tutorial will give A to Z guidance, from installing the Playwright framework to some best practices and advanced concepts.
Chapters:
- What is Playwright : Playwright is comparatively new but has gained good popularity. Get to know some history of the Playwright with some interesting facts connected with it.
- How To Install Playwright : Learn in detail about what basic configuration and dependencies are required for installing Playwright and run a test. Get a step-by-step direction for installing the Playwright automation framework.
- Playwright Futuristic Features: Launched in 2020, Playwright gained huge popularity quickly because of some obliging features such as Playwright Test Generator and Inspector, Playwright Reporter, Playwright auto-waiting mechanism and etc. Read up on those features to master Playwright testing.
- What is Component Testing: Component testing in Playwright is a unique feature that allows a tester to test a single component of a web application without integrating them with other elements. Learn how to perform Component testing on the Playwright automation framework.
- Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
- Functions and Selectors in Playwright: Learn how to launch the Chromium browser with Playwright. Also, gain a better understanding of some important functions like “BrowserContext,” which allows you to run multiple browser sessions, and “newPage” which interacts with a page.
- Handling Alerts and Dropdowns in Playwright : Playwright interact with different types of alerts and pop-ups, such as simple, confirmation, and prompt, and different types of dropdowns, such as single selector and multi-selector get your hands-on with handling alerts and dropdown in Playright testing.
- Playwright vs Puppeteer: Get to know about the difference between two testing frameworks and how they are different than one another, which browsers they support, and what features they provide.
- Run Playwright Tests on LambdaTest: Playwright testing with LambdaTest leverages test performance to the utmost. You can run multiple Playwright tests in Parallel with the LammbdaTest test cloud. Get a step-by-step guide to run your Playwright test on the LambdaTest platform.
- Playwright Python Tutorial: Playwright automation framework support all major languages such as Python, JavaScript, TypeScript, .NET and etc. However, there are various advantages to Python end-to-end testing with Playwright because of its versatile utility. Get the hang of Playwright python testing with this chapter.
- Playwright End To End Testing Tutorial: Get your hands on with Playwright end-to-end testing and learn to use some exciting features such as TraceViewer, Debugging, Networking, Component testing, Visual testing, and many more.
- Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.
Run Playwright Internal automation tests on LambdaTest cloud grid
Perform automation testing on 3000+ real desktop and mobile devices online.
Try LambdaTest Now !!
Get 100 minutes of automation test minutes FREE!!
Was this article helpful?
